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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens to a cork when placed in water?
💡 Hint: Consider the object's density.
Question 2
Easy
What is buoyancy?
💡 Hint: Think about what happens when an object is in water.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Which of the following objects will float in water?
- Iron Nail
- Cork
- Brick
💡 Hint: Remember the comparison of densities.
Question 2
True or False: An object with a density less than water will sink.
- True
- False
💡 Hint: Think about what happens in a swimming pool.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A boat weighs 500 kg and displaces 600 kg of water. Will it float or sink? Explain your reasoning.
💡 Hint: Apply the principle of buoyancy to your answer.
Question 2
Calculate the density of a fluid if a 2 kg object displaces 0.5 liters of fluid when submerged.
💡 Hint: Use the definition of density!
Challenge and get performance evaluation